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Firm Mattresses

All mattresses

49 firm mattresses from BedStory, Serta, Sleep On Latex and more. Most cost $149 to $3,799, and half cost less than $423.

Top brands: BedStory (11)Serta (7)

Generic

King, Memory Foam, Firm, 8 to 10 in

+King size fits two sleepers or a larger frame
+Memory foam conforms to the body
+CertiPUR-US certified foam
−Firm feel may feel hard for side sleepers
No price recorded yet.
BedStory

King, Hybrid, Firm, 13 in and up

+King size offers extra sleeping width for couples
+Hybrid construction combines foam and pocket springs
+Shipped boxed for easy home delivery
−King size requires a larger bedroom footprint
No price recorded yet.
Generic

Queen, Hybrid, Firm, 8 to 10 in

+Queen size fits standard queen bed frames
+Hybrid construction combines foam and coil support
+CertiPUR-US certified foam
−Thinner 8 to 10 inch profile than many hybrid mattresses
No price recorded yet.
BedStory

Queen, Hybrid, Firm, 13 in and up

+Queen size fits standard queen bed frames
+Firm feel for a supportive sleep surface
+Hybrid construction combines foam and springs
No price recorded yet.
Sleep On Latex

Twin, Latex, Firm

+Organic latex construction for a natural material base
+Firm support suits sleepers who want a firmer surface
+Twin size fits single beds and small rooms
No price recorded yet.
Essentia

California King, Firm

+California king size offers extra length for tall sleepers
+Firm feel suits sleepers who prefer solid support
+Organic foam construction
$4,999.00
as of 11/04/2026 18:40 PST - Details
Sodef

Firm

+Firm feel suits those who prefer a supportive surface
+Orthopedic design listed for back support
+Suits both single and double bed sizes
$3,204.99
as of 11/04/2026 00:34 PST - Details
Sodef

Firm

+Orthopedic spring construction for ergonomic support
+Designed for single and double beds
+Firm feel for a supportive sleep surface
$3,494.99
as of 11/04/2026 03:42 PST - Details
Sodef

Firm

+Double bed sizes for a roomy sleep surface
+Orthopedic spring construction for ergonomic support
+Feather topping for a softer top layer
$3,759.99
as of 11/04/2026 03:42 PST - Details
Generic

King, Hybrid, Firm, 8 to 10 in

+Firm feel for sleepers who want firm support
+Hybrid build combines springs with memory foam
+Boxed for delivery to a doorway
No price recorded yet.
Generic

Queen, Hybrid, Firm, 11 to 12 in

+Queen size fits standard queen bed frames
+CertiPUR-US certified foam
+High-density memory foam layer
No price recorded yet.
Viscoflex

Queen, Hybrid, Firm, 11 to 12 in

−Cooling not listed: 26 of the 49 here list one
$329.99
as of 11/04/2026 07:38 PST - Details
Linenspa

Twin, Memory Foam, Firm, Under 8 in

−Cooling not listed: 26 of the 49 here list one
$119.99
as of 11/04/2026 00:00 PST - Details
BedStory

California King, Hybrid, Firm, 13 in and up

−Cooling not listed: 26 of the 49 here list one
$499.99
as of 11/04/2026 12:41 PST - Details
Serta

Full, Firm, 13 in and up

−Cooling not listed: 26 of the 49 here list one
$656.95
as of 11/04/2026 02:37 PST - Details
Serta

Twin, Firm, 11 to 12 in

−Cooling not listed: 26 of the 49 here list one
$425.00
as of 11/04/2026 02:37 PST - Details

Compare specs

mattressSizeTypeFirmnessThicknessSpec scorePrice
KingMemory FoamFirm8 to 10 inn/aNo current price
KingHybridFirm13 in and upn/aNo current price
QueenHybridFirm8 to 10 inn/aNo current price
QueenHybridFirm13 in and upn/aNo current price
TwinLatexFirmn/aNo current price
California KingFirmn/a$4,999.00
as of 11/04/2026 18:40 PST - Details
Firmn/a$3,204.99
as of 11/04/2026 00:34 PST - Details
Firmn/a$3,494.99
as of 11/04/2026 03:42 PST - Details
Firmn/a$3,759.99
as of 11/04/2026 03:42 PST - Details
KingHybridFirm8 to 10 inn/aNo current price

Before you buy

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.